Sketch of the Infusoria of the family Bacillaria. 305 
Fig. 8. a. b. Euastrum Sasenrinioray page 295, a. b. different is 
sition of same individual, 
Fig. 9. a: b. Evastrum ——, page 296, a. b wo postions. < 
Fig. 10. Euastrum ge 
Fig. 1Land 12. Euastram —, page 296, i 
Fig. 13. Euastram —— + page ¢ 296. . chee 
Fig. 14. Euastrum ——, page 297. e 
‘Fig. 15. Xanthidium ; » Page 291, a recent species from West 
Point. 
Fig. ss a. b. Aauithieitien 
+ | page 291, another species from West 
Sig 17. Arthrodesmus quadricaudatus, page 292. 
‘Fig. 18. a. b. Arthrodesmmus eutus ¢ page 292. 
ae of al @ ee iy (Eat 
blonga of Greville ?) a. _ b. two positions of s me individ due ee 
er individuals. ride glen k Goes bigots 
= oi a. b. Euastram ——, eg Siediheict ae. 
a Closterium ieatiovilé > page ny ing 
- Fig. 33. Closterium digitus? page 803. sel OSE 
" “Fie 34. Closterium lineatum? page 303. o Maa 
Fig. 
» Fig. 38, -Closteti 
Fig, 39. sim fit Svisies wpe “ie pe Gates dath of a mili 
Manite. magnified equally with the sketches. 
Note-—Since the the preceding sketch was sent to press, I have seen in Schilechtendal” 8 
Fen than p- 201, a valuable memoir, by J. Meneghini, entitled Day setae 
hucusque cognitarum. It gives a very account of the —— 
Br ig: f I find _m vio ast tho relations of several genera 
ists 0 x Ase Saar tf 
confirmed on perusal of this Synopsis, W 1 mmend to the dalieisbseh dcBiche 
of this eutious clase of bodies.” ft. J. W. B. 
Vol. xu, No, SET Ae, anon 
